Not wanna download antivirus signature file across WAN link

Using Symantec Endpoint Protection ver12. Increasing no. of client connect to manager server to download signature file consume bandwidth across WAN link. However, the Group Update Providers was setup at the site but find clients signature cannot be updated. How to troubleshoot and fix the problem? I wonder any steps for creating GUP was missed.
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Sudeep SharmaConnect With a Mentor Technical DesignerCommented:
Hi Litmic,

I believe you have similar question in the link below which is been answered.

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